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Rheem
Gas Water Heater

Model # 21V30-6 Official Rheem 30-gallon power miser v gas water heater

Here are the diagrams and repair parts for Official Rheem 21V30-6 30-gallon power miser v gas water heater, as well as links to manuals and error code tables, if available.

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Error Codes

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Showing 10 of 19 parts  |
Anode Rod AS-35693A-C
#13

Replacement parts diagram

Anode rod

Part #AS-35693A-C

Replaced by #SP11309C

?
Manufacturer substitution
This part replaces AS-35693A-C. Substitute parts can look different from the original.
$67.96
In Stock
Thermocouple AP-6379-Q
#3

Replacement parts diagram

Thermocouple

Part #AP-6379-Q

The manufacturer no longer makes this part, and there's no substitute part

Burner AP-8980-C
#7

Replacement parts diagram

Burner

Part #AP-8980-C

Replaced by #SP8980C

?
Manufacturer substitution
This part replaces AP-8980-C. Substitute parts can look different from the original.
$37.60
In Stock
Dip Tube AS-21064-Q
#15

Replacement parts diagram

Dip tube

Part #AS-21064-Q

Replaced by #SP11248R

?
Manufacturer substitution
This part replaces AS-21064-Q. Substitute parts can look different from the original.
$24.44
In Stock
Thermostat AP-8456-B
#1

Replacement parts diagram

Thermostat

Part #AP-8456-B

Replaced by #SP12258B

?
Manufacturer substitution
This part replaces AP-8456-B. Substitute parts can look different from the original.
$444.13
In Stock
Door AS-29501
#11

Replacement parts diagram

Door

Part #AS-29501

Replaced by #AS29501-3

?
Manufacturer substitution
This part replaces AS-29501. Substitute parts can look different from the original.
This item is not returnable
$24.09 | 
20% OFF Phone Price : $30.09
In Stock
Drain Valve AP-10424-B
#9

Replacement parts diagram

Drain valve

Part #AP-10424-B

Replaced by #100108605

?
Manufacturer substitution
This part replaces AP-10424-B. Substitute parts can look different from the original.
$27.78
In Stock
Anode Rod N/P
#17

Replacement parts diagram

Anode rod

Part #N/P

The manufacturer no longer makes this part, and there's no substitute part

Tube AS-35137-C
#2

Replacement parts diagram

Tube

Part #AS-35137-C

The manufacturer no longer makes this part, and there's no substitute part

Jacket Door AS-29254(CB)
#10

Replacement parts diagram

Jacket door

Part #AS-29254(CB)

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your water heaters

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Why isn't my water heater heating my water?

Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…

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Why isn't my water heater making the water hot enough?

Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excess…

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Why is there water in my water heater's drain pan?

Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…

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Why does my hot water smell like rotten eggs?

Main causes: water supply needs chlorine treatment, anode rod too reactive…

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Why isn't my water heater making enough hot water?

Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…

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Why is my water heater making the water too hot?

Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…

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Why is my water heater's pressure relief valve dripping water?

Main causes: faulty pressure relief valve, water is overheating…

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Use the advice and tips in these articles and videos to get the most out of your water heater.

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Wiring schematic symbols explained video

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